#!/bin/sh

# Slackware build script for supermariowar

# Written by B. Watson (yalhcru@gmail.com)

# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

# 20170302 bkw: use long-format github URL

PRGNAM=supermariowar
VERSION=${VERSION:-2.0beta1}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

TARVER="$( echo "$VERSION" | sed 's,beta,-beta.,' )"

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$TARVER
tar xvf $CWD/$PRGNAM-$TARVER.tar.gz
cd $PRGNAM-$TARVER
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
 -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

# upstream ships these as zip files, but 'make install' expects them
# to be unzipped.
unzip data.zip
unzip testmaps.zip

# cmake defines a SMW_DATADIR but the code doesn't actually use it.
sed -i \
  '/RootDataDirectory *= *"data"/s,"data",SMW_DATADIR,' \
  src/common/global.cpp

# -DUSE_PNG_SAVE=ON is listed in CMakeLists.txt, but isn't actually
# implemented in 2.0beta1... screenshots still work, they're saved as
# .bmp instead.

# -DUSE_SDL2_LIBS=ON will be supported in the future.

mkdir -p build
cd build
  cmake \
    -DBUILD_STATIC_LIBS=OFF \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DLIB_SUFFIX=${LIBDIRSUFFIX} \
    -DMAN_INSTALL_DIR=/usr/man \
    -DCMAKE_BUILD_TYPE=Release ..
  make VERBOSE=1
  make install/strip DESTDIR=$PKG
cd ..

# for some reason, the executables are being installed without
# the executable bits set...
chmod 0755 $PKG/usr/games/*

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
# get rid of the CRLFs in the docs
for i in CHANGELOG CREDITS README.md docs/*.html docs/*.txt; do
  sed 's,\r,,g' "$i" > $PKG/usr/doc/$PRGNAM-$VERSION/"$( basename "$i" )"
done
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-tgz}
